X Factor contestant Rylan Clark and Jockey Frankie Dettori went into the Celebrity Big Brother house.
Housemates in tonight's Celebrity Big Brother will be forced to live in a basement without luxury as the house is divided.
Camp comic Julian Clary won the latest series of Celebrity Big Brother on Friday.
Rylan Clark, who won Celebrity Big Brother after reaching week eight of 2012's X-Factor, is to begin touring with Girls Aloud.
The girl group are also a product of British reality shows, having won 2002's Popstars: The Rivals.
Rylan Clark has won Rylan has won Celebrity Big Brother.
The 24-year-old had been the favourite to be the last out of the house.
He had made it to the final with Heidi Montag and Spencer Pratt from the Hills, Neighbours' Ryan Maloney and Steps singer Claire Richards.
Former football Neil Ruddock promised to liven up Celebrity Big Brother this year just moments after his inclusion on the show was announced.
The ex- footballer was asked if he "had history" with fellow contestant Frankie Dettori. Ruddock said: "He will get filled in, and yes, we've got a bit of history."
Ruddock played for England, QPR,Millwall, Spurs, Southampton, Liverpool, West Ham, Crystal Palace & Swindon during his career.
Champion jockey Frankie Dettori, who is currently banned from horse racing over a drugs offence, has been introduced as the first famous occupant of the Celebrity Big Brother house.
The Italian was last month given a six-month ban from the sport following a positive test which he said had left him feeling "ashamed and embarrassed".
The Daily Star Sunday TV reporter Edward Gleave has tweeted that Jim Davidson has been replaced in tonight's Celebrity Big Brother: